CN208918933U - A kind of bladeless fan - Google Patents
A kind of bladeless fan Download PDFInfo
- Publication number
- CN208918933U CN208918933U CN201821749936.4U CN201821749936U CN208918933U CN 208918933 U CN208918933 U CN 208918933U CN 201821749936 U CN201821749936 U CN 201821749936U CN 208918933 U CN208918933 U CN 208918933U
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- CN
- China
- Prior art keywords
- wind
- guiding
- shell
- fixed
- front housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 claims abstract description 22
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 10
- 239000004020 conductor Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 description 5
- 241000883990 Flabellum Species 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 239000007779 soft material Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a kind of bladeless fans, including wind-guiding inner casing, wind-guiding shell, rear shell and front housing, the front housing and rear shell inner sidewall two sides are respectively and fixedly provided with Kato, front housing inner sidewall outer is fixed with card column, rear shell inner sidewall outer is fixed with card cylinder, inner fixed support rear wall outer, which is fixed with, gets stuck, it is described get stuck in be fixed with 18650 lithium batteries, PCBA board is installed in the fixing groove, the PCBA board is connected separately with switch and light-guiding pillar in two sides up and down, fan blade is installed on output shaft on the drag cup high-speed motor, the wind-guiding interior of shell is provided with wind-guiding inner casing, wind-guiding inner casing front-end and back-end are respectively fixed with lead and trail edges, lead and trail edges on the wind-guiding inner casing respectively correspond the front-end and back-end for being fixed on wind-guiding shell.The utility model solves traditional portable hand-held fan structure complexity, assembles time-consuming, the small problem of wind-force by setting wind-guiding inner casing, wind-guiding shell, rear shell and front housing.
Description
Technical field
The utility model relates to fan technology field, specially a kind of bladeless fan.
Background technique
Fan refers to that hot day takes cool apparatus so as to raw wind, with development in science and technology and the market demand, is directed to portable fan
You come into being at type fan, and Portable fan is handy to carry about, small in size, light-weight, are favored by vast outdoor subscriber, are
Reduction volume and easy to carry, without protective device is increased outside the flabellum of fan, flabellum is in high-speed rotation in order to prevent
When damage human body, flabellum is all made of soft material and is made, but soft material is easy to be influenced by air when air is cut in rotation
A degree of deformation occurs, causes the amount for stirring gas to reduce, pectinid effect is poor, existing bladeless fan, and internal structure is multiple
It is miscellaneous, need link position more between component, it is relatively time-consuming when producing assembly, the setting of the air inlet of fan in bottom sides, into
Air port is smaller, and wind-force is extremely limited, and is taking in use, palm is easy to stop air inlet.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of bladeless fan, solves traditional portable hand
Fan structure complexity is held, time-consuming, the small problem of wind-force is assembled.
(2) technical solution
To achieve the above object, the utility model provides the following technical solutions: a kind of bladeless fan, including wind-guiding inner casing,
Wind-guiding shell, rear shell and front housing, the front housing and rear shell inner sidewall two sides are respectively and fixedly provided with Kato, and front housing inner sidewall outer is solid
Surely there is card column, rear shell inner sidewall outer is fixed with card cylinder, between the Kato on the inside of Kato and rear shell on the inside of the front housing
Be provided with inner fixed support, inner fixed support rear wall outer, which is fixed with, gets stuck, it is described get stuck in be fixed with 18650 lithiums electricity
Pond, the inner fixed support upper front end are provided with fixing groove, are equipped with PCBA board in the fixing groove, above and below the PCBA board
Two sides are connected separately with switch and light-guiding pillar, and 18650 lithium battery is connected by inside conductor with PCBA board, the interior fixed branch
Frame upper inner is equipped with drag cup high-speed motor, is equipped with fan blade, and wind on the output shaft on the drag cup high-speed motor
It is interference fit between output shaft on resettlement groove in leaf and drag cup high-speed motor, on the front housing and rear shell upper portion side wall
It is provided with air inlet hole, the front housing and rear shell upper end are respectively connected with half chuck, in half chuck on the front housing and rear shell
It is socketed with sleeve, and is interference fit between half chuck on sleeve and front housing and rear shell, is connected with outside wind-guiding on the sleeve
Shell, the wind-guiding shell are communicated with sleeve, and the wind-guiding interior of shell is provided with wind-guiding inner casing, and wind-guiding inner casing and wind-guiding shell
Between be clearance fit, wind-guiding inner casing front-end and back-end are respectively fixed with lead and trail edges, on the wind-guiding inner casing before
Edge and rear edge respectively correspond the front-end and back-end for being fixed on wind-guiding shell, offer outlet air on the wind-guiding inner casing leading inside wall
Slot.
Preferably, the card cylinder in the rear shell is set in the card column on front housing, and is matched between card cylinder and card column for interference
It closes.
Preferably, it is respectively arranged with switch slot at the switch in the PCBA board and the corresponding front housing position of light-guiding pillar and refers to
Show light trough, the switch front end setting is in switch slot, and the light-guiding pillar front end setting is in instruction light trough.
Preferably, the drag cup high-speed motor is connected by inside conductor with PCBA board.
Preferably, the inner fixed support bottom is fixed with charging interface, and charging interface passes through inside conductor and PCBA board
It is connected.
(3) beneficial effect
The utility model provides a kind of bladeless fan, have it is following the utility model has the advantages that
(1) the utility model setting front housing and rear shell, front housing and rear shell pass through be arranged in the respectively card column of inside outer and
The connection of card cylinder, installing and dismounting is more convenient, and the lithium battery, motor and circuit board element in front housing and rear shell are fastened on interior
On fixed bracket, assembling is more convenient, is not in contact with each other between internal component, fixes consolidation by inner fixed support, when
When outside is by biggish impact force, it can be formed and be effectively protected under support bracket fastened buffering including internal component, avoided
Internal component collides mutually damage.
(2) the utility model air inlet hole be arranged in front housing and rear shell top, air inlet hole is larger, and more, avoid using when hand
Portion stops air inlet, which provides power supply, 18650 stability at work
Very good, the capacity of unit intensity is very big, and the long period can be used in single charge.
(3) the utility model using drag cup high-speed motor as its power resources, dash forward in structure by drag cup motor
The rotor structure form for having broken conventional motors is also hollow cup rotor using iron-core-free rotor, and this rotor structure is thorough
Bottom eliminate as iron core forms vortex and caused by electric energy loss, while its weight and rotary inertia are greatly reduced, to subtract
Lacked rotor itself mechanical energy loss, due to rotor structure change and make the service performance of motor obtain greatly changing
It is kind, not only there is characteristics of energy saving outstanding, more importantly having the control and dragging that iron core motors are unable to reach
Characteristic, noise is small when drag cup high-speed motor works, and under same electric energy loss, drag cup high-speed motor longevity of service increases
The single use duration of the bladeless fan.
Detailed description of the invention
Fig. 1 is the rear visual angle explosive view of the utility model；
Fig. 2 is the front visual angle explosive view of the utility model；
Fig. 3 is the motor sub-assembly schematic diagram of the utility model；
Fig. 4 is the control assembly schematic diagram of the utility model；
Fig. 5 is the wind-guiding inner casing schematic diagram of the utility model.
In figure: 1, wind-guiding inner casing；2, wind-guiding shell；3, sleeve；4, air inlet hole；5, rear shell；6, front housing；7, drag cup high speed
Motor；8, inner fixed support；9, it gets stuck；10, half chuck；11, slot is switched；12, light trough is indicated；13, PCBA board；14, fixing groove；
15,18650 lithium battery；16, Kato；17, charging interface；18, card cylinder；19, card column；20, fan blade；21, output shaft；22, guide-lighting
Column；23, it switchs；24, forward position；25, air-out groove；26, rear edge.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figs. 1-5, the utility model provides a kind of technical solution: a kind of bladeless fan, including wind-guiding inner casing 1, leads
Wind shell 2, rear shell 5 and front housing 6, front housing 6 and 5 inner sidewall two sides of rear shell are respectively and fixedly provided with Kato 16, and Kato 16 is for fixed interior solid
Fixed rack 8,6 inner sidewall outer of front housing are fixed with card column 19, and 5 inner sidewall outer of rear shell is fixed with card cylinder 18, the card cylinder in rear shell 5
18 are set in the card column 19 on front housing 6, and are interference fit, the connection of card column 19 and card cylinder 18 between card cylinder 18 and card column 19
Cooperation is arranged so that be completely embedded between front housing 6 and rear shell 5 between the Kato 16 of 5 inside of Kato 16 and rear shell of 6 inside of front housing
There is an inner fixed support 8,8 rear wall outer of inner fixed support, which is fixed with, gets stuck 9, gets stuck and is fixed with 18650 lithium batteries 15,18650 in 9
Lithium battery 15, which is placed on, to get stuck in 9, prevents 18650 lithium batteries 15 from shaking under external force and pulls apart connection inside conductor,
8 upper front end of inner fixed support is provided with fixing groove 14, and 14 inner wall of fixing groove limitation PCBA board 13 shakes, in fixing groove 14
PCBA board 13 is installed, about 13 two sides of PCBA board are connected separately with switch 23 and light-guiding pillar 22, the switch 23 in PCBA board 13
Slot 11 and instruction light trough 12 are switched with being respectively arranged at corresponding 6 position of front housing of light-guiding pillar 22, the setting of 23 front end of switch is being opened
It closes in slot 11, for the setting of 22 front end of light-guiding pillar in instruction light trough 12,8 bottom of inner fixed support is fixed with charging interface 17, and fills
Electrical interface 17 is connected by inside conductor with PCBA board 13, and 18650 lithium batteries 15 are connected by inside conductor with PCBA board 13, interior fixation
8 upper inner of bracket is equipped with drag cup high-speed motor 7, and drag cup high-speed motor 7 is connected by inside conductor with PCBA board 13, empty
Fan blade 20 is installed, and on the resettlement groove in fan blade 20 and drag cup high-speed motor 7 on the output shaft 21 on heart cup high-speed motor 7
Output shaft 21 between for interference fit, fan blade 20 will not be detached from rotation with output shaft 21, on front housing 6 and rear shell 5
Air inlet hole 4 is provided on portion's side wall, front housing 6 and 5 upper end of rear shell are respectively connected with half chuck 10, half card on front housing 6 and rear shell 5
Sleeve 3 is socketed on platform 10, and between half chuck 10 on sleeve 3 and front housing 6 and rear shell 5 for interference fit, sleeve 3 will before
Shell 6 and 5 top of rear shell are completely embedded, and wind-guiding shell 2 is connected on sleeve 3, and wind-guiding shell 2 is communicated with sleeve 3, wind-guiding shell 2
It is internally provided with wind-guiding inner casing 1, and is clearance fit, 1 front-end and back-end of wind-guiding inner casing between wind-guiding inner casing 1 and wind-guiding shell 2
Be respectively fixed with forward position 24 and after forward position 24 on 26, wind-guiding inner casing 1 and after respectively corresponded along 26 and be fixed on wind-guiding shell 2
Front-end and back-end offer air-out groove 25 on 1 leading inside wall of wind-guiding inner casing.
In use, turning on the switch 23, drag cup high-speed motor 7 drives fan blade 20 to rotate, and fan blade 20 rotates so that fan blade 20
Lower part generates negative pressure, and air enters in front housing 6 and rear shell 5 from the air inlet hole 4 on the corresponding front housing 6 in 20 lower section of fan blade and rear shell 5,
Entering between wind-guiding shell 2 and wind-guiding inner casing 1 out of sleeve 3 under the agitating of fan blade 20, and via on 1 inner sidewall of wind-guiding inner casing
Air-out groove 25 spray, high-speed flow be gathered in wind-guiding inner casing 1 formation wind-tunnel centre, to extract in wind-guiding inner casing 1
The static air-flow at wind-tunnel center sends out the air guide hole of wind-guiding inner casing 1 along high-speed flow together, achievees the effect that fan.
It can to sum up obtain, the utility model solves biography by setting wind-guiding inner casing 1, wind-guiding shell 2, rear shell 5 and front housing 6
The portable hand-held fan structure of system is complicated, assembles time-consuming, the small problem of wind-force.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of bladeless fan, including wind-guiding inner casing (1), wind-guiding shell (2), rear shell (5) and front housing (6), it is characterised in that: institute
It states front housing (6) and rear shell (5) inner sidewall two sides is respectively and fixedly provided with Kato (16), front housing (6) the inner sidewall outer is fixed with card column
(19), rear shell (5) the inner sidewall outer is fixed with card cylinder (18), in the Kato (16) on the inside of the front housing (6) and rear shell (5)
It is provided with inner fixed support (8) between the Kato (16) of side, inner fixed support (8) the rear wall outer is fixed with get stuck (9), institute
It states to get stuck and be fixed with 18650 lithium batteries (15) in (9), inner fixed support (8) upper front end is provided with fixing groove (14), institute
It states and is equipped with PCBA board (13) in fixing groove (14), two sides are connected separately with switch (23) and leaded light to the PCBA board (13) up and down
Column (22), 18650 lithium battery (15) is connected by inside conductor with PCBA board (13), in inner fixed support (8) top
Side is equipped with drag cup high-speed motor (7), is equipped with fan blade on the output shaft (21) on the drag cup high-speed motor (7)
It (20), is interference fit between the output shaft (21) and on the resettlement groove in fan blade (20) and drag cup high-speed motor (7), it is described
It is provided with air inlet hole (4) in front housing (6) and rear shell (5) upper portion side wall, the front housing (6) and rear shell (5) upper end are respectively connected with
Half chuck (10) is socketed with sleeve (3) in half chuck (10) on the front housing (6) and rear shell (5), and sleeve (3) is with before
It is interference fit between half chuck (10) on shell (6) and rear shell (5), is connected with wind-guiding shell (2), institute on the sleeve (3)
It states wind-guiding shell (2) to communicate with sleeve (3), the wind-guiding shell (2) is internally provided with wind-guiding inner casing (1), and wind-guiding inner casing (1)
It is clearance fit between wind-guiding shell (2), wind-guiding inner casing (1) front-end and back-end are respectively fixed with forward position (24) and rear edge
(26), the forward position (24) on the wind-guiding inner casing (1) and the rear front end for being fixed on wind-guiding shell (2) that respectively corresponds along (26) are with after
It holds, offers air-out groove (25) on wind-guiding inner casing (1) the leading inside wall.
2. a kind of bladeless fan according to claim 1, it is characterised in that: the card cylinder (18) on the rear shell (5) is arranged
It is interference fit in the card column (19) on front housing (6), and between card cylinder (18) and card column (19).
3. a kind of bladeless fan according to claim 1, it is characterised in that: switch (23) on the PCBA board (13) and
Switch slot (11) and instruction light trough (12), the switch (23) are respectively arranged at corresponding front housing (6) position of light-guiding pillar (22)
Front end setting is in switch slot (11), and light-guiding pillar (22) the front end setting is in instruction light trough (12).
4. a kind of bladeless fan according to claim 1, it is characterised in that: the drag cup high-speed motor (7) passes through interior
Conducting wire is connected with PCBA board (13).
5. a kind of bladeless fan according to claim 1, it is characterised in that: inner fixed support (8) bottom is fixed with
Charging interface (17), and charging interface (17) is connected by inside conductor with PCBA board (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821749936.4U CN208918933U (en) | 2018-10-27 | 2018-10-27 | A kind of bladeless fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821749936.4U CN208918933U (en) | 2018-10-27 | 2018-10-27 | A kind of bladeless fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208918933U true CN208918933U (en) | 2019-05-31 |
Family
ID=66710765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821749936.4U Expired - Fee Related CN208918933U (en) | 2018-10-27 | 2018-10-27 | A kind of bladeless fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208918933U (en) |
-
2018
- 2018-10-27 CN CN201821749936.4U patent/CN208918933U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190531 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |